Calculator With a Hidden Secret

While we don't condone cheating, this student has figured out a way to always have access to the internet, should any really tough problems come up on a math / science exam. The secret however, is much simpler than you may think. Continue reading to see more.

That's right, the innards of this calculator have been removed and replaced with a slot for an iPhone. We imagine that modifying the interior for other smartphones of similar size shouldn't be too hard either.